People

Enterprise Business Director at Hawk, driving programmatic and digital advertising solutions for enterprise clients across the AdTech ecosystem.

James Fenton is CEO of the U.S. Advertising Collective at Omnicom Advertising Group, leading the unified creative powerhouse that brings together BBDO, DDB, and TBWA under one structure.

Serial media entrepreneur and founder of Roundtable, best known for co-founding Search Engine Journal and holding executive roles across digital publishing and content marketing.

Senior Reporter at AdExchanger who has become one of adtech's most-read journalists, known for breaking news on programmatic advertising, privacy regulation, and identity solutions.

Co-Founder of Collab, a creator economy and influencer marketing platform bridging social media talent with brand advertising opportunities.

Son of Rupert Murdoch and former 21st Century Fox CEO, James Murdoch now leads Lupa Systems, investing in media, technology, and sustainability ventures with a focus on long-term value creation.

James Olney is the Global Head of Effectiveness at Havas Media Network.

Senior Sales Director for EMEA at Broadsign, a leading out-of-home advertising software platform, driving programmatic and digital OOH adoption across European and broader international markets.

James Prudhomme was EVP International at Index Exchange until December 2021, when he joined data collaboration platform Optable as Chief Revenue Officer.

Co-Founder and CEO of ThredUp, the largest online resale platform for secondhand clothing, who has built a marketplace that reshaped how consumers and brands think about fashion sustainability and recommerce.

President of Comcast Advertising, James Rooke is one of the most influential executives shaping the convergence of TV and digital advertising at scale.

Co-founder & CEO of Movement for an Open Web, James Rosewell is the AdTech industry's most prominent challenger to Google's Privacy Sandbox, having driven formal regulatory complaints that reshaped CMA oversight of the cookieless transition.

James Wilby is Head of AV Trading at Dentsu, specialising in connected TV and audiovisual media buying for one of the world's largest media agency networks.

Jamie Barnard is President of Global Demand Growth at PubX, a supply-side optimization platform, bringing deep programmatic and publisher monetization expertise to driving advertiser demand at scale.

President of Zales & Banter at Signet Jewelers, leading two of the company's key retail jewelry brands.

Jamie Finstein is a professional at IAB, the trade association shaping digital advertising standards and policy in the US.

CEO of eBay driving the platform's advertising and commerce media strategy, transforming eBay into a first-party data powerhouse for performance-driven retail media.